NSN 4320-01-284-6921

Part Details | WEARING RING

4320-01-284-6921 A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.

Alternate Parts: JCM15493109, JCM-15493-109, 4320-01-284-6921, 01-284-6921, 4320012846921, 012846921

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
43AUG 29, 198801-284-692122534 ( RING, WEARING )
REFERENCE DRAWINGS & PICTURES

EXTERNAL FLANGE

Cross Reference | NSN 4320-01-284-6921
Part Number Cage Code Manufacturer
JCM-15493-10958905STRIKE WEAPONS AND UNMANNED AVIATION
Technical Data | NSN 4320-01-284-6921
Characteristic Specifications
BODY STYLE EXTERNAL FLANGE
OVERALL LENGTH1.500 INCHES NOMINAL
BOLT CIRCLE DIAMETER4.188 INCHES NOMINAL
FLANGE DIAMETER5.100 INCHES NOMINAL
BODY OUTSIDE DIAMETER3.249 INCHES MINIMUM AND 3.251 INCHES MAXIMUM
BODY INSIDE DIAMETER2.750 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS1.230 INCHES NOMINAL
BOLT HOLE QUANTITY2
UNTHREADED MOUNTING HOLE DIAMETER0.405 INCHES MINIMUM AND 0.412 INCHES MAXIMUM